Some questions sparked by your article: 1. When do we start teaching ethics to children and where? 2. Does the Internet further teach us that one person can truly change the world? 3. Is the true value of the stock market more about...

Michael Lewis's article (Feb. 25) obscures a simple fact: what Jonathan Lebed did was illegal. Lebed published baseless ''recommendations'' with respect to thinly traded securities. His objective in making these recommendations was to cause the stock...

Lewis's article was jarring, but why? Because a self-trained teenager working part time made more money in one year than many professionals make in 10? No. Because, in its settlement with Lebed, the S.E.C. looked like a bully? Maybe. Because most...

I read with great amusement Michael Lewis's article (Feb. 25) on Jonathan Lebed's adventures in stock manipulation and the resulting aftershocks. The dicey topic of what is right and what is wrong was cleverly treated with a perfect balance of subtle...

As a former high-school English teacher, I would be happy to have Jonathan in my class, and not because he could give me stock tips. He did his homework on stock trading. Clearly, the S.E.C. did not do its homework on Jonathan: it can't be bothered...

In the final analysis, this capitalist economy very much needs for that freewheeling stock market to work. And the only reason it does work is because participants believe it works. If the Jonathan Lebeds of the world succeed in undermining that...